12636001224047 has 2 divisors, whose sum is σ = 12636001224048. Its totient is φ = 12636001224046.

The previous prime is 12636001223977. The next prime is 12636001224059. The reversal of 12636001224047 is 74042210063621.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12636001224047 - 2¹⁰ = 12636001223023 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12636001224047.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12636001224097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6318000612023 + 6318000612024.

It is an arithmetic number, because the mean of its divisors is an integer number (6318000612024).

Almost surely, 2^{12636001224047} is an apocalyptic number.

12636001224047 is a deficient number, since it is larger than the sum of its proper divisors (1).

12636001224047 is an equidigital number, since it uses as much as digits as its factorization.

12636001224047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96768, while the sum is 38.

Adding to 12636001224047 its reverse (74042210063621), we get a palindrome (86678211287668).

The spelling of 12636001224047 in words is "twelve trillion, six hundred thirty-six billion, one million, two hundred twenty-four thousand, forty-seven".